Dates: 2017-08-09 (date above) and 2017-08-08 (see my previous post)
Correlation and regression analysis are related in the sense that both deal with relationships among variables. The correlation coefficient is a measure of linear association between two variables. Values of the correlation coefficient are always between -1 and +1. Regression and correlation analysis - University of Oregon abyss.uoregon.edu/~js/glossary/correlation.html